libstdc++-v3/ChangeLog

   1 2018-05-08  François Dumont  <fdumont@gcc.gnu.org>
   2
   3         * src/c++11/debug.cc [_GLIBCXX_HAVE_EXECINFO_H]: Include execinfo.h.
   4         [_GLIBCXX_HAVE_EXECINFO_H](_Error_formatter::_M_error): Render
   5         backtrace.
   6
   7         * include/debug/macros.h (__glibcxx_check_valid_range_at): New.
   8         * include/debug/functions.h (__check_valid_range): Use latter.
   9         * include/debug/macros.h (__glibcxx_check_valid_constructor_range): New,
  10         use latter.
  11         * include/debug/deque
  12         (deque::deque<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
  13         * include/debug/forward_list
  14         (forward_list::forward_list<_Iter>(_Iter, _Iter, const _Alloc&)):
  15         Likewise.
  16         * include/debug/list
  17         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  18         * include/debug/list
  19         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  20         * include/debug/map.h
  21         (map::map<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  22         (map::map<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
  23         Likewise.
  24         * include/debug/multimap.h
  25         (multimap::multimap<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  26         (multimap::multimap<_Iter>(_Iter, _Iter, const _Compare&,
  27         const _Alloc&)): Likewise.
  28         * include/debug/set.h
  29         (set::set<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  30         (set::set<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
  31         Likewise.
  32         * include/debug/multiset.h
  33         (multiset::multiset<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
  34         (multiset::multiset<_Iter>(_Iter, _Iter, const _Compare&,
  35         const _Alloc&)): Likewise.
  36         * include/debug/string
  37         (basic_string::basic_string<_Iter>(_Iter, _Iter, const _Alloc&)):
  38         Likewise.
  39         * include/debug/unordered_map
  40         (unordered_map::unordered_map<_Iter>(_Iter, _Iter, const _Alloc&)):
  41         Likewise.
  42         (unordered_multimap::unordered_multimap<_Iter>(_Iter, _Iter,
  43         const _Alloc&)): Likewise.
  44         * include/debug/unordered_set
  45         (unordered_set::unordered_set<_Iter>(_Iter, _Iter, const _Alloc&)):
  46         Likewise.
  47         (unordered_multiset::unordered_multiset<_Iter>(_Iter, _Iter,
  48         const _Alloc&)): Likewise.
  49         * include/debug/vector
  50         (vector::vector<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
  51
  52         * include/debug/formatter.h (_Error_formatter::_M_function): New.
  53         (_Error_formatter(const char*, unsigned int)): Adapt.
  54         (_Error_formatter::_M_at): Rename in...
  55         (_Error_formatter::_S_at): ...that and adapt.
  56         * include/debug/macros.h (_GLIBCXX_DEBUG_VERIFY_AT_F): New.
  57         (_GLIBCXX_DEBUG_VERIFY_AT, _GLIBCXX_DEBUG_VERIFY): Adapt.
  58         * src/c++11/debug.cc (_Error_formatter::_M_error): Render _M_function
  59         when available.
  60
  61 2018-05-08  Jonathan Wakely  <jwakely@redhat.com>
  62
  63         * include/bits/regex_automaton.h (_NFA_base::_M_paren_stack, _NFA):
  64         Use normal std::vector even in Debug Mode.
  65
  66         PR libstdc++/85672
  67         * include/Makefile.am [!ENABLE_FLOAT128]: Change c++config.h entry
  68         to #undef _GLIBCXX_USE_FLOAT128 instead of defining it to zero.
  69         * include/Makefile.in: Regenerate.
  70         * include/bits/c++config (_GLIBCXX_USE_FLOAT128): Move definition
  71         within conditional block.
  72
  73 2018-05-07  Jonathan Wakely  <jwakely@redhat.com>
  74
  75         * doc/xml/manual/using.xml (table.cmd_options): Document that the
  76         C++17 Filesystem implementation also needs -lstdc++fs.
  77
  78         PR libstdc++/85671
  79         * include/bits/fs_path.h (operator/): Permit copy elision.
  80         * include/experimental/bits/fs_path.h (operator/): Likewise.
  81
  82 2018-05-07  Edward Smith-Rowland  <3dw4rd@verizon.net>
  83
  84         Moar PR libstdc++/80506
  85         * include/bits/random.tcc (gamma_distribution::__generate_impl()):
  86         Fix magic number used in loop condition.
  87
  88 2018-05-04  Jonathan Wakely  <jwakely@redhat.com>
  89
  90         PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
  91         * include/std/optional (_Optional_payload): Add noexcept to default
  92         constructor. Re-indent.
  93         (_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
  94         constructor for copying disengaged payloads.
  95         (_Optional_payload<_Tp, true, false, true>): Likewise.
  96         (_Optional_payload<_Tp, true, true, false>): Likewise.
  97         (_Optional_payload<_Tp, true, false, false>): Likewise.
  98         * testsuite/20_util/optional/cons/85642.cc: New.
  99         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.
 100
 101 2018-05-03  Jonathan Wakely  <jwakely@redhat.com>
 102
 103         PR libstdc++/82644
 104         * include/tr1/cmath [__STRICT_ANSI__] (hypergf, hypergl, hyperg): Use
 105         inline definitions instead of using-declarations.
 106         [__STRICT_ANSI__] (conf_hypergf, conf_hypergl, conf_hyperg): Likewise.
 107         * testsuite/tr1/5_numerical_facilities/special_functions/
 108         07_conf_hyperg/compile_cxx17.cc: New.
 109         * testsuite/tr1/5_numerical_facilities/special_functions/
 110         17_hyperg/compile_cxx17.cc: New.
 111
 112         PR libstdc++/84769
 113         * include/std/variant (visit): Qualify std::get call.
 114
 115         PR libstdc++/85632 use uintmax_t for arithmetic
 116         * src/filesystem/ops.cc (experimental::filesystem::space): Perform
 117         arithmetic in result type.
 118         * src/filesystem/std-ops.cc (filesystem::space): Likewise.
 119         * testsuite/27_io/filesystem/operations/space.cc: Check total capacity
 120         is greater than free space.
 121         * testsuite/experimental/filesystem/operations/space.cc: New.
 122
 123         * testsuite/20_util/remove_cvref/requirements/alias_decl.cc: New.
 124         * testsuite/20_util/remove_cvref/requirements/explicit_instantiation.cc:
 125         New.
 126         * testsuite/20_util/remove_cvref/value.cc: New.
 127         * testsuite/20_util/remove_cvref/value_ext.cc: New.
 128
 129         PR libstdc++/84087 LWG DR 2268 basic_string default arguments
 130         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI=1]
 131         (append(const basic_string&, size_type, size_type)
 132         (assign(const basic_string&, size_type, size_type)
 133         (insert(size_type, const basic_string&, size_type, size_type)
 134         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 135         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 136         Add default arguments (LWG 2268).
 137         [_GLIBCXX_USE_CXX11_ABI=0]
 138         (append(const basic_string&, size_type, size_type)
 139         (assign(const basic_string&, size_type, size_type)
 140         (insert(size_type, const basic_string&, size_type, size_type)
 141         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 142         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 143         Likewise.
 144         * testsuite/21_strings/basic_string/dr2268.cc: New test.
 145
 146         PR libstdc++/84535
 147         * include/std/thread (thread::__not_same): New SFINAE helper.
 148         (thread::thread(_Callable&&, _Args&&...)): Add SFINAE constraint that
 149         first argument is not a std::thread. Add static assertion to check
 150         INVOKE expression is valid.
 151         (thread::thread(thread&), thread::thread(const thread&&)): Remove.
 152         (thread::_Invoke::_M_invoke, thread::_Invoke::operator()): Use
 153         __invoke_result for return types and remove exception specifications.
 154         * testsuite/30_threads/thread/cons/84535.cc: New.
 155
 156         * include/std/future (__async_result_of): Use __invoke_result instead
 157         of result_of.
 158
 159         * include/std/any (any_cast): Use __remove_cvref_t.
 160         * include/std/tuple (__make_tuple): Likewise.
 161         * include/std/type_traits (__remove_cvref_t): Define.
 162         (__result_of_memobj, __result_of_memfun): Use __remove_cvref_t.
 163         [__cplusplus > 201703L] (remove_cvref, remove_cvref_t): Define.
 164         * include/std/variant (__erased_hash): Use __remove_cvref_t.
 165
 166 2018-05-02  François Dumont  <fdumont@gcc.gnu.org>
 167
 168         * include/bits/deque.tcc (deque<>::_M_assign_aux): Cast to void to
 169         ensure overloaded comma not used.
 170         * include/bits/list.tcc (list<>::_M_assign_dispatch): Likewise.
 171         * include/bits/vector.tcc (vector<>::_M_assign_aux): Likewise.
 172         * include/bits/stl_bvector.h (vector<bool>::_M_assign_aux): Likewise.
 173         * testsuite/23_containers/deque/modifiers/assign/1.cc: New.
 174         * testsuite/23_containers/list/modifiers/assign/1.cc: New.
 175         * testsuite/23_containers/vector/bool/modifiers/assign/1.cc: New.
 176         * testsuite/23_containers/vector/modifiers/assign/1.cc: New.
 177
 178 2018-05-02  Jonathan Wakely  <jwakely@redhat.com>
 179
 180         PR libstdc++/68197
 181         * include/bits/ios_base.h (ios_base::iword, ios_base::pword): Cast
 182         indices to unsigned.
 183         * src/c++11/ios.cc (ios_base::_M_grow_words): Treat negative indices
 184         as failure. Refactor error handling.
 185         * testsuite/27_io/ios_base/storage/68197.cc: New.
 186
 187         PR libstdc++/57997
 188         PR libstdc++/83860
 189         * include/bits/gslice_array.h (gslice_array): Define default
 190         constructor as deleted, as per C++11 standard.
 191         * include/bits/mask_array.h (mask_array): Likewise.
 192         * include/bits/slice_array.h (slice_array): Likewise.
 193         * include/bits/valarray_after.h (_GBase, _GClos, _IBase, _IClos): Move
 194         to namespace __detail.
 195         (_GBase::_M_expr, _IBase::_M_expr): Use _ValArrayRef for type of data
 196         members.
 197         * include/bits/valarray_before.h (_ValArrayRef): New helper for type
 198         of data members in closure objects.
 199         (_FunBase, _ValFunClos, _RefFunClos, _UnBase, _UnClos, _BinBase)
 200         (_BinBase2, _BinBase1, _BinClos, _SBase, _SClos): Move to namespace
 201         __detail.
 202         (_FunBase::_M_expr, _UnBase::_M_expr, _BinBase::_M_expr1)
 203         (_BinBase::_M_expr2, _BinBase2::_M_expr1, _BinBase1::_M_expr2)
 204         (_SBase::_M_expr): Use _ValArrayRef for type of data members.
 205         * include/std/valarray (_UnClos, _BinClos, _SClos, _GClos, _IClos)
 206         (_ValFunClos, _RefFunClos): Move to namespace __detail and add
 207         using-declarations to namespace std.
 208         * testsuite/26_numerics/valarray/83860.cc: New.
 209
 210         * testsuite/backward/strstream_move.cc: Remove duplicate function
 211         call.
 212
 213         PR libstdc++/69608
 214         * include/backward/strstream (strstreambuf): Define move constructor
 215         and move assignment operator.
 216         (istrstream, ostrstream, strstream): Likewise.
 217         * testsuite/backward/strstream_move.cc: New.
 218
 219 2018-05-01  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
 220
 221         PR libstdc++/84654
 222         * acinclude.m4: Set ENABLE_FLOAT128 instead of _GLIBCXX_USE_FLOAT128.
 223         * config.h.in: Remove references to _GLIBCXX_USE_FLOAT128.
 224         * configure: Regenerate.
 225         * include/Makefile.am: Replace the value of _GLIBCXX_USE_FLOAT128
 226         based on ENABLE_FLOAT128.
 227         * include/Makefile.in: Regenerate.
 228         * include/bits/c++config: Define _GLIBCXX_USE_FLOAT128.
 229         [!defined(__FLOAT128__) && !defined(__SIZEOF_FLOAT128__)]: Undefine
 230         _GLIBCXX_USE_FLOAT128.
 231
 232 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 233
 234         * configure: Regenerated.
 235
 236 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 237
 238         * configure: Regenerated.
 239
 240 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 241             Jakub Jelinek  <jakub@redhat.com>
 242
 243         PR libstdc++/85442
 244         * src/c++11/Makefile.am: Don't generate debuginfo again for
 245         cxx11-ios_failure-lt.s and cxx11-ios_failure.s files.
 246         * src/c++11/Makefile.in: Regenerate.
 247
 248 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 249
 250         PR libstdc++/84442
 251         * testsuite/30_threads/thread/cons/terminate.cc
 252         [!_GLIBCXX_USE_C99_STDLIB] : Use _exit or std::exit instead of _Exit.
 253
 254 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 255
 256         PR jit/85384
 257         * configure: Regenerate.
 258
 259 2018-04-16  Jonathan Wakely  <jwakely@redhat.com>
 260
 261         * testsuite/experimental/filesystem/file_status/1.cc: Add
 262         -DUSE_FILESYSTEM_TS to dg-options.
 263         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
 264         Likewise.
 265         * testsuite/experimental/filesystem/iterators/pop.cc: Likewise.
 266         * testsuite/experimental/filesystem/iterators/
 267         recursive_directory_iterator.cc: Likewise.
 268         * testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
 269         * testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
 270         * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
 271         * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
 272         * testsuite/experimental/filesystem/operations/create_directories.cc:
 273         Likewise.
 274         * testsuite/experimental/filesystem/operations/create_directory.cc:
 275         Likewise.
 276         * testsuite/experimental/filesystem/operations/create_symlink.cc:
 277         Likewise.
 278         * testsuite/experimental/filesystem/operations/current_path.cc:
 279         Likewise.
 280         * testsuite/experimental/filesystem/operations/equivalent.cc: Likewise.
 281         * testsuite/experimental/filesystem/operations/exists.cc: Likewise.
 282         * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
 283         * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise.
 284         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 285         Likewise.
 286         * testsuite/experimental/filesystem/operations/permissions.cc:
 287         Likewise.
 288         * testsuite/experimental/filesystem/operations/read_symlink.cc:
 289         Likewise.
 290         * testsuite/experimental/filesystem/operations/remove.cc: Likewise.
 291         * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.
 292         * testsuite/experimental/filesystem/operations/status.cc: Likewise.
 293         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 294         Likewise.
 295         * testsuite/experimental/filesystem/path/append/path.cc: Likewise.
 296         * testsuite/experimental/filesystem/path/assign/assign.cc: Likewise.
 297         * testsuite/experimental/filesystem/path/assign/copy.cc: Likewise.
 298         * testsuite/experimental/filesystem/path/compare/compare.cc: Likewise.
 299         * testsuite/experimental/filesystem/path/compare/path.cc: Likewise.
 300         * testsuite/experimental/filesystem/path/compare/strings.cc: Likewise.
 301         * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
 302         * testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
 303         * testsuite/experimental/filesystem/path/construct/copy.cc: Likewise.
 304         * testsuite/experimental/filesystem/path/construct/default.cc:
 305         Likewise.
 306         * testsuite/experimental/filesystem/path/construct/locale.cc: Likewise.
 307         * testsuite/experimental/filesystem/path/construct/range.cc: Likewise.
 308         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 309         Likewise.
 310         * testsuite/experimental/filesystem/path/decompose/extension.cc:
 311         Likewise.
 312         * testsuite/experimental/filesystem/path/decompose/filename.cc:
 313         Likewise.
 314         * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
 315         Likewise.
 316         * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
 317         Likewise.
 318         * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
 319         Likewise.
 320         * testsuite/experimental/filesystem/path/decompose/root_name.cc:
 321         Likewise.
 322         * testsuite/experimental/filesystem/path/decompose/root_path.cc:
 323         Likewise.
 324         * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
 325         * testsuite/experimental/filesystem/path/generic/generic_string.cc:
 326         Likewise.
 327         * testsuite/experimental/filesystem/path/itr/traversal.cc: Likewise.
 328         * testsuite/experimental/filesystem/path/modifiers/clear.cc: Likewise.
 329         * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
 330         Likewise.
 331         * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
 332         Likewise.
 333         * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
 334         Likewise.
 335         * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
 336         Likewise.
 337         * testsuite/experimental/filesystem/path/modifiers/swap.cc: Likewise.
 338         * testsuite/experimental/filesystem/path/native/string.cc: Likewise.
 339         * testsuite/experimental/filesystem/path/nonmember/hash_value.cc:
 340         Likewise.
 341         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
 342         * testsuite/experimental/filesystem/path/query/has_extension.cc:
 343         Likewise.
 344         * testsuite/experimental/filesystem/path/query/has_filename.cc:
 345         Likewise.
 346         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
 347         Likewise.
 348         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
 349         Likewise.
 350         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
 351         Likewise.
 352         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
 353         Likewise.
 354         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
 355         Likewise.
 356         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
 357         * testsuite/experimental/filesystem/path/query/is_relative.cc:
 358         Likewise.
 359
 360 2018-04-13  Jonathan Wakely  <jwakely@redhat.com>
 361
 362         * src/c++11/Makefile.am: Fix sed command.
 363         * src/c++11/Makefile.in: Regenerate.
 364
 365         * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to
 366         handle mangled names starting with double underscores on darwin.
 367         * src/c++11/Makefile.in: Regenerate.
 368
 369 2018-04-12  Jonathan Wakely  <jwakely@redhat.com>
 370
 371         * src/c++11/Makefile.am: Fix comment.
 372         * src/c++11/Makefile.in: Regenerate.
 373         * src/c++11/cxx11-ios_failure.cc: Fix comment.
 374         * src/c++98/ios_failure.cc: Likewise.
 375
 376         * src/c++11/ios.cc: Remove redundant macro definition.
 377
 378 2018-04-11  Jonathan Wakely  <jwakely@redhat.com>
 379
 380         * doc/xml/manual/abi.xml: Document header locations in recent
 381         releases.
 382         * doc/xml/manual/evolution.xml: Add API changes since GCC 5.
 383         * doc/xml/manual/spine.xml: Update copyright years.
 384         * doc/xml/manual/strings.xml: Adjust tolower example to avoid
 385         undefined behaviour.
 386         * doc/xml/manual/test.xml: Update outdated notes on VERIFY in tests.
 387         * doc/html/*: Regenerate.
 388
 389 2018-04-10  Jonathan Wakely  <jwakely@redhat.com>
 390
 391         * doc/xml/faq.xml: Update links to archived copy of SGI STL docs.
 392         * doc/xml/manual/backwards_compatibility.xml: Likewise.
 393         * doc/xml/manual/containers.xml: Likewise.
 394         * doc/xml/manual/debug_mode.xml: Likewise.
 395         * doc/xml/manual/extensions.xml: Likewise.
 396         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise.
 397         * doc/xml/manual/using.xml: Likewise.
 398         * doc/xml/manual/utilities.xml: Likewise.
 399
 400         PR libstdc++/85222
 401         * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for
 402         cxx11-ios_failure.cc to rewrite type info for __ios_failure.
 403         * src/c++11/Makefile.in: Regenerate.
 404         * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info):
 405         New types.
 406         [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 407         * src/c++11/ios.cc (__throw_ios_failure): Remove definition.
 408         * src/c++98/ios_failure.cc (__construct_ios_failure)
 409         (__destroy_ios_failure, is_ios_failure_handler): New functions.
 410         [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 411         * testsuite/27_io/ios_base/failure/dual_abi.cc: New.
 412         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to
 413         handler types, to always catch std::ios_base::failure.
 414         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
 415         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
 416         exceptions_failbit.cc: Likewise.
 417         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
 418         exceptions_failbit.cc: Likewise.
 419         * testsuite/27_io/basic_istream/extractors_other/char/
 420         exceptions_null.cc: Likewise.
 421         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
 422         exceptions_null.cc: Likewise.
 423         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
 424         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
 425         * testsuite/27_io/basic_ostream/inserters_other/char/
 426         exceptions_null.cc: Likewise.
 427         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
 428         exceptions_null.cc: Likewise.
 429         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
 430
 431 2018-04-05  Jonathan Wakely  <jwakely@redhat.com>
 432
 433         * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Qualify
 434         __get calls to avoid ADL and avoid ambiguity due to Clang bug.
 435
 436 2018-04-03  Jonathan Wakely  <jwakely@redhat.com>
 437
 438         PR libstdc++/85183
 439         * include/std/variant (_Move_assign_base::operator=): Fix incorrect
 440         value categories.
 441         * testsuite/20_util/variant/85183.cc: New.
 442
 443 2018-03-26  Jonathan Wakely  <jwakely@redhat.com>
 444
 445         * include/std/variant (__get): Qualify calls to avoid ADL.
 446         (__select_index): Adjust whitespace.
 447         (variant): Add using-declaration to workaround Clang bug.
 448
 449 2018-03-22  Jonathan Wakely  <jwakely@redhat.com>
 450
 451         PR libstdc++/85040
 452         * include/bits/stl_function.h (greater::__not_overloaded)
 453         (less::__not_overloaded, greater_equal::__not_overloaded)
 454         (less_equal::__not_overloaded): Fix ambiguous specializations.
 455         * testsuite/20_util/function_objects/comparisons_pointer.cc: Add
 456         tests for type with overloaded operators.
 457
 458 2018-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 459
 460         PR libstdc++/77691
 461         * testsuite/experimental/memory_resource/resource_adaptor.cc:
 462         xfail execution on 32-bit Solaris/x86.
 463
 464 2018-03-21  Jonathan Wakely  <jwakely@redhat.com>
 465
 466         * testsuite/20_util/function_objects/comparisons_pointer.cc: Use
 467         VERIFY instead of assert.
 468         * testsuite/20_util/hash/84998.cc: New test.
 469         * testsuite/23_containers/vector/cons/destructible_debug_neg.cc: New
 470         copy of test adjusted for Debug Mode.
 471         * testsuite/23_containers/vector/cons/destructible_neg.cc: Do not run
 472         test in Debug Mode.
 473
 474 2018-03-20  François Dumont  <fdumont@gcc.gnu.org>
 475
 476         PR libstdc++/84998
 477         * include/bits/stl_bvector.h: Fix std::hash friend declaration.
 478         * include/std/bitset: Likewise.
 479         * include/bits/stl_map.h (std::map<>): Fix _Rb_tree_merge_helper friend
 480         declaration.
 481         * include/bits/stl_multimap.h (std::multimap<>): Likewise.
 482         * include/bits/stl_multiset.h (std::multiset<>): Likewise.
 483         * include/bits/stl_set.h (std::set<>): Likewise.
 484         * include/bits/unordered_map.h (std::unordered_map<>): Fix
 485         _Hash_merge_helper friend declaration.
 486         (std::unordered_multimap<>): Likewise.
 487         * include/bits/unordered_set.h (std::unordered_set<>): Likewise.
 488         (std::unordered_multiset<>): Likewise.
 489
 490 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 491
 492         * doc/xml/api.xml: www.fsf.org has moved to https. Also omit
 493         trailing slash for domain level link.
 494         * doc/xml/faq.xml: Ditto.
 495         * doc/xml/manual/appendix_free.xml (software): Ditto.
 496         * doc/xml/manual/intro.xml: Ditto.
 497         * doc/xml/manual/spine.xml: Ditto.
 498         * doc/xml/spine.xml: Ditto.
 499
 500 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 501
 502         * doc/xml/manual/documentation_hacking.xml: Adjust link to
 503         docbook.org.
 504
 505 2018-03-17  Jonathan Wakely  <jwakely@redhat.com>
 506
 507         * testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
 508         to compile as C++98.
 509
 510 2018-03-14  Jonathan Wakely  <jwakely@redhat.com>
 511
 512         PR libstdc++/78420
 513         * include/bits/stl_function.h (greater<_Tp*>, less<_Tp*>)
 514         (greater_equal<_Tp*>, less_equal<_Tp>*): Add partial specializations
 515         to ensure total order for pointers.
 516         (greater<void>, less<void>, greater_equal<void>, less_equal<void>):
 517         Add operator() overloads for pointer arguments and make generic
 518         overloads dispatch to new _S_cmp functions when comparisons would
 519         use built-in operators for pointers.
 520         * testsuite/20_util/function_objects/comparisons_pointer.cc: New.
 521
 522 2018-03-12  Jonathan Wakely  <jwakely@redhat.com>
 523
 524         PR libstdc++/84773
 525         PR libstdc++/83662
 526         * crossconfig.m4: Check for aligned_alloc etc. on freebsd and mingw32.
 527         * configure: Regenerate.
 528         * include/c_global/cstdlib [_GLIBCXX_HAVE_ALIGNED_ALLOC]
 529         (aligned_alloc): Add using-declaration.
 530         * testsuite/18_support/aligned_alloc/aligned_alloc.cc: New test.
 531
 532 2018-03-09  François Dumont  <fdumont@gcc.gnu.org>
 533
 534         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
 535         Fix std::_Fwd_list_iterator and std::_Fwd_list_const_iterator printers
 536         registration.
 537
 538 2018-03-09  Jonathan Wakely  <jwakely@redhat.com>
 539
 540         PR libstdc++/84769
 541         * include/std/variant (get<_Tp, _Types...>, get_if<_Tp, _Types...>):
 542         Qualify calls to get<_Np, Types...> and get_if<_Np, _Types...>.
 543
 544         src/filesystem/ops.cc (create_dir): Pass error_code to is_directory.
 545         src/filesystem/std-ops.cc (create_dir): Likewise.
 546
 547 2018-03-08  François Dumont  <fdumont@gcc.gnu.org>
 548
 549         * python/libstdcxx/v6/printers.py (NodeIteratorPrinter): New.
 550         (StdListIteratorPrinter): Inherit from latter.
 551         (StdFwdListIteratorPrinter): New, inherit from latter.
 552         (StdDebugIteratorPrinter.to_string): Use non-debug iterator printer
 553         when iterator has no associated container.
 554         (build_libstdcxx_dictionary): Add __gnu_cxx::_Fwd_list_iterator and
 555         __gnu_cxx::_Fwd_list_const_iterator printers. Remove __norm namespace
 556         registrations.
 557         * testsuite/libstdc++-prettyprinters/debug.cc: Adapt.
 558         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Adapt.
 559
 560 2018-03-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
 561
 562         PR libstdc++/84601
 563         * include/std/optional (_Optional_payload): Split into multiple
 564         specializations that can handle different cases of trivial or
 565         non-trivial assignment operators.
 566         * testsuite/20_util/optional/84601.cc: New.
 567         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 568
 569 2018-03-02  Jonathan Wakely  <jwakely@redhat.com>
 570
 571         PR libstdc++/84671
 572         * include/bits/parse_numbers.h (_Number_help): Add partial
 573         specialization to handle digit separators. Adjust partial
 574         specialization for recursion temrination to require _Pow == 1ULL.
 575         * testsuite/20_util/duration/literals/84671.cc: New
 576
 577 2018-02-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
 578
 579         Implement the missing bits of LWG 2769
 580         * include/std/any (any_cast(const any&)): Add static_assert.
 581         (any_cast(any&)): Likewise.
 582         (any_cast(any&&)): Likewise, and remove the handling
 583         for copyable-but-not-movable type.
 584         * testsuite/20_util/any/misc/any_cast.cc: Adjust.
 585         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise, and
 586         add new tests.
 587
 588 2018-02-23  Jonathan Wakely  <jwakely@redhat.com>
 589
 590         PR libstdc++/84532
 591         * include/std/thread (thread::__make_invoker): Construct tuple
 592         directly instead of using make_tuple.
 593         * testsuite/30_threads/async/84532.cc: New.
 594         * testsuite/30_threads/thread/84532.cc: New.
 595
 596 2018-02-20  François Dumont  <fdumont@gcc.gnu.org>
 597
 598         * include/ext/aligned_buffer.h [_GLIBCXX_INLINE_VERSION]
 599         (template<> __aligned_buffer): Define as __aligned_membuf alias.
 600
 601 2018-02-19  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 602
 603         PR target/84148
 604         * configure: Regenerate.
 605
 606 2018-02-15  Jonathan Wakely  <jwakely@redhat.com>
 607
 608         PR libstdc++/81797
 609         * configure.ac (INCLUDE_DIR_NOTPARALLEL): Define.
 610         * configure: Regenerate.
 611         * include/Makefile.am (INCLUDE_DIR_NOTPARALLEL): Add .NOTPARALLEL when
 612         defined.
 613         * include/Makefile.in: Regenerate.
 614
 615 2018-01-29  Jonathan Wakely  <jwakely@redhat.com>
 616
 617         PR libstdc++/83833
 618         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
 619         Add -ffloat-store to options for m68k and ia32.
 620
 621         * doc/xml/faq.xml: Update copyright years.
 622         * doc/html/*: Regenerate.
 623
 624         PR libstdc++/83658
 625         * include/std/any (any::__do_emplace): Only set _M_manager after
 626         constructing the contained object.
 627         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
 628         * testsuite/20_util/any/modifiers/83658.cc: New test.
 629
 630 2018-01-25  Jonathan Wakely  <jwakely@redhat.com>
 631
 632         PR libstdc++/81076
 633         * include/c_global/cstddef (__byte_operand): Define primary template.
 634         * testsuite/18_support/byte/81076.cc: New test.
 635
 636 2018-01-19  Christophe Lyon  <christophe.lyon@linaro.org>
 637
 638         * testsuite/ext/special_functions/airy_ai/check_nan.cc: Fix
 639         dg-options and dg-add-options order.
 640         * testsuite/ext/special_functions/airy_bi/check_nan.cc: Likewise.
 641         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc:
 642         Likewise.
 643         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
 644         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
 645         Likewise.
 646         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
 647         Likewise.
 648         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
 649         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc:
 650         Likewise.
 651         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc:
 652         Likewise.
 653         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc:
 654         Likewise.
 655         * testsuite/special_functions/06_comp_ellint_3/pr66689.cc:
 656         Likewise.
 657         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc:
 658         Likewise.
 659         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc:
 660         Likewise.
 661         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc:
 662         Likewise.
 663         * testsuite/special_functions/10_cyl_neumann/check_nan.cc:
 664         Likewise.
 665         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
 666         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
 667         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
 668         * testsuite/special_functions/13_ellint_3/pr66689.cc: Likewise.
 669         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
 670         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
 671         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
 672         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
 673         * testsuite/special_functions/18_riemann_zeta/check_nan.cc:
 674         Likewise.
 675         * testsuite/special_functions/19_sph_bessel/check_nan.cc:
 676         Likewise.
 677         * testsuite/special_functions/20_sph_legendre/check_nan.cc:
 678         Likewise.
 679         * testsuite/special_functions/21_sph_neumann/check_nan.cc:
 680         Likewise.
 681
 682 2018-01-18  Uros Bizjak  <ubizjak@gmail.com>
 683
 684         * configure.ac (AC_CHECK_HEADERS): Add linux/types.h.  Conditionally
 685         include linux/types.h when checking linux/random.h header.
 686         * config.h.in: Regenerate.
 687         * configure: Ditto.
 688         * src/c++11/random.cc: Conditionally include linux/types.h.
 689
 690 2018-01-16  Eric Botcazou  <ebotcazou@adacore.com>
 691
 692         * testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.
 693
 694 2018-01-16  Jonathan Wakely  <jwakely@redhat.com>
 695
 696         PR libstdc++/83834
 697         * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace std::c[a-g]* wildcard
 698         pattern with exact match for std::cerr.
 699
 700 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
 701
 702         PR libstdc++/83833
 703         * include/bits/random.h (chi_squared_distribution::param): Update
 704         gamma distribution parameter.
 705         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc: New
 706         test.
 707
 708         PR libstdc++/83830
 709         * include/std/type_traits (has_unique_object_representations_v): Add
 710         variable template.
 711         * testsuite/20_util/has_unique_object_representations/value.cc: Check
 712         variable template.
 713
 714 2018-01-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 715
 716         Make optional conditionally
 717         trivially_{copy,move}_{constructible,assignable}
 718         * include/std/optional (_Optional_payload): Fix the comment in
 719         the class head and turn into a primary and one specialization.
 720         (_Optional_payload::_M_engaged): Strike the NSDMI.
 721         (_Optional_payload<_Tp, false>::operator=(const _Optional_payload&)):
 722         New.
 723         (_Optional_payload<_Tp, false>::operator=(_Optional_payload&&)):
 724         Likewise.
 725         (_Optional_payload<_Tp, false>::_M_get): Likewise.
 726         (_Optional_payload<_Tp, false>::_M_reset): Likewise.
 727         (_Optional_base_impl): Likewise.
 728         (_Optional_base): Turn into a primary and three specializations.
 729         (optional(nullopt)): Change the base init.
 730         * testsuite/20_util/optional/assignment/8.cc: New.
 731         * testsuite/20_util/optional/cons/trivial.cc: Likewise.
 732         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 733
 734 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
 735
 736         PR libstdc++/80276
 737         * python/libstdcxx/v6/printers.py (strip_inline_namespaces): New.
 738         (get_template_arg_list): New.
 739         (StdVariantPrinter._template_args): Remove, use get_template_arg_list
 740         instead.
 741         (TemplateTypePrinter): Rewrite to work with gdb.Type objects instead
 742         of strings and regular expressions.
 743         (add_one_template_type_printer): Adapt to new TemplateTypePrinter.
 744         (FilteringTypePrinter): Add docstring. Match using startswith. Use
 745         strip_inline_namespaces instead of strip_versioned_namespace.
 746         (add_one_type_printer): Prepend namespace to match argument.
 747         (register_type_printers): Add type printers for char16_t and char32_t
 748         string types and for types using cxx11 ABI. Update calls to
 749         add_one_template_type_printer to provide default argument dicts.
 750         * testsuite/libstdc++-prettyprinters/80276.cc: New test.
 751         * testsuite/libstdc++-prettyprinters/whatis.cc: Remove tests for
 752         basic_string<unsigned char> and basic_string<signed char>.
 753         * testsuite/libstdc++-prettyprinters/whatis2.cc: Duplicate whatis.cc
 754         to test local variables, without overriding _GLIBCXX_USE_CXX11_ABI.
 755
 756 2018-01-14  Andreas Schwab  <schwab@linux-m68k.org>
 757
 758         PR libstdc++/81092
 759         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
 760
 761 2018-01-13  Tim Shen  <timshen@google.com>
 762
 763         PR libstdc++/83601
 764         * include/bits/regex.tcc (regex_replace): Fix escaping in sed.
 765         * testsuite/28_regex/algorithms/regex_replace/char/pr83601.cc: Tests.
 766         * testsuite/28_regex/algorithms/regex_replace/wchar_t/pr83601.cc: Tests.
 767
 768 2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 769
 770         PR libstdc++/64054
 771         * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
 772         Remove dg-xfail-run-if.
 773
 774 2018-01-10  François Dumont  <fdumont@gcc.gnu.org>
 775
 776         * include/bits/forward_list.h
 777         (_Fwd_list_node_base(_Fwd_list_node_base&&)): New.
 778         (_Fwd_list_node_base& operator=(_Fwd_list_node_base&&)): New.
 779         (_Fwd_list_node_base(const _Fwd_list_node_base&)): Explicit delete.
 780         (_Fwd_list_node_base& operator=(const _Fwd_list_node_base&)): Likewise.
 781         (_Fwd_list_impl()): Add noexcept qualification.
 782         (_Fwd_list_impl(const _Node_alloc_type&)): Delete.
 783         (_Fwd_list_impl(_Fwd_list_impl&&)): New, default.
 784         (_Fwd_list_impl(_Fwd_list_impl&&, _Node_alloc_type&&)): New.
 785         (_Fwd_list_base()): Default.
 786         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&, true_type)): New.
 787         (_Fwd_list_base(_Fwd_list_base&&)): Default.
 788         (forward_list<>()): Default.
 789         (forward_list<>(forward_list&&)): Default.
 790         (forward_list(forward_list&&, _Node_alloc_type&&, false_type)): New.
 791         (forward_list(forward_list&&, _Node_alloc_type&&, true_type)): New.
 792         (forward_list(forward_list&&, const _Alloc&)): Adapt to use latters.
 793         * include/bits/forward_list.tcc
 794         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&)): Adapt to use
 795         _M_impl._M_head move assignment.
 796         (forward_list<>::merge(forward_list<>&&, _Comp)): Likewise.
 797         * testsuite/23_containers/forward_list/allocator/default_init.cc: New.
 798
 799 2018-01-09  Jonathan Wakely  <jwakely@redhat.com>
 800
 801         PR libstdc++/80276
 802         * python/libstdcxx/v6/printers.py (SharedPointerPrinter)
 803         (UniquePointerPrinter): Print correct template argument, not type of
 804         the pointer.
 805         (TemplateTypePrinter._recognizer.recognize): Handle failure to lookup
 806         a type.
 807         * testsuite/libstdc++-prettyprinters/cxx11.cc: Test unique_ptr of
 808         array type.
 809         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test shared_ptr and
 810         weak_ptr of array types.
 811
 812 2018-01-09  François Dumont  <fdumont@gcc.gnu.org>
 813
 814         PR libstdc++/83709
 815         * include/bits/hashtable_policy.h
 816         (__distance_fwd(_Iterator, _Iterator, input_iterator_tag)): Return 1 if
 817         __first != __last.
 818         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, true_type)): New.
 819         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, false_type)):
 820         Add false_type parameter.
 821         (_Insert_base::insert): Adapt.
 822         * include/bits/hashtable.h (_Hashtable::operator=(initializzr_list<>)):
 823         Adapt.
 824         (_Hashtable::_M_insert(_Arg&&, const _NodeGen&, true_type, size_t)):
 825          Add __n_elt parameter, defaulted to 1.
 826         (_Hashtable::_M_insert_unique_node): Likewise. Use it to call rehash
 827         policy _M_need_rehash.
 828         (_Hashtable::_M_merge_unique): Pass target number of elements to add to
 829         produce only 1 rehash if necessary.
 830         * testsuite/23_containers/unordered_map/insert/83709.cc: New.
 831         * testsuite/23_containers/unordered_set/insert/83709.cc: New.
 832
 833 2018-01-09  Juraj Oršulić  <juraj.orsulic@fer.hr>
 834             Jonathan Wakely  <jwakely@redhat.com>
 835
 836         PR libstdc++/59253 (partial)
 837         * python/libstdcxx/v6/printers.py (SmartPtrIterator): Common iterator
 838         type for pointer stored by shared_ptr, weak_ptr and unique_ptr.
 839         (SharedPointerPrinter, UniquePointerPrinter): Treat stored values as
 840         children.
 841         * testsuite/libstdc++-prettyprinters/cxx11.cc: Update expected output
 842         of unique_ptr printer.
 843         * testsuite/libstdc++-prettyprinters/shared_ptr.cc: Update expected
 844         output of shared_ptr printer.
 845
 846 2018-01-05  Jonathan Wakely  <jwakely@redhat.com>
 847
 848         PR libstdc++/83626
 849         * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
 850         unnecessary symlink_status call.
 851         (remove_all(const path&, error_code&)): Use filesystem::remove.
 852         * src/filesystem/std-ops.cc: Likewise.
 853
 854         PR libstdc++/83279
 855         * src/filesystem/std-ops.cc  (do_copy_file): Use non-null offset with
 856         sendfile.
 857
 858         PR libstdc++/83626
 859         * src/filesystem/ops.cc (remove(const path&, error_code&)): Do not
 860         report an error for ENOENT.
 861         (remove_all(const path&)): Fix type of result variable.
 862         (remove_all(const path&, error_code&)): Use non-throwing increment
 863         for directory iterator. Call POSIX remove directly to avoid redundant
 864         calls to symlink_status. Do not report errors for ENOENT.
 865         * src/filesystem/std-ops.cc: Likewise.
 866         * testsuite/27_io/filesystem/operations/remove_all.cc: Test throwing
 867         overload.
 868         * testsuite/experimental/filesystem/operations/remove_all.cc:
 869         Likewise.
 870
 871 2018-01-04  Jonathan Wakely  <jwakely@redhat.com>
 872
 873         PR libstdc++/83626
 874         * src/filesystem/ops.cc (remove(const path&, error_code&))): Remove
 875         redundant call to ec.clear().
 876         (remove_all(const path&, error_code&))): Do not return an error for
 877         non-existent paths.
 878         * src/filesystem/std-ops.cc: Likewise.
 879         * testsuite/27_io/filesystem/operations/remove.cc: New test.
 880         * testsuite/27_io/filesystem/operations/remove_all.cc: Fix expected
 881         results for non-existent paths.
 882         * testsuite/experimental/filesystem/operations/remove.cc: New test.
 883         * testsuite/experimental/filesystem/operations/remove_all.cc: Fix
 884         expected results for non-existent paths.
 885
 886         * include/bits/fs_ops.h (exists(const path&, error_code&))): Only
 887         check status_known once.
 888         * include/experimental/bits/fs_ops.h: Likewise.
 889
 890         PR libstdc++/83607
 891         * include/std/functional (__is_byte_like): New trait.
 892         (__is_std_equal_to): Remove.
 893         (__boyer_moore_base_t): Use __is_byte_like instead of
 894         __is_std_equal_to.
 895         * include/experimental/functional (__is_std_equal_to): Remove.
 896         (__boyer_moore_base_t): Use __is_byte_like instead of
 897         __is_std_equal_to.
 898         * testsuite/20_util/function_objects/83607.cc: New test.
 899
 900 2018-01-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 901
 902         Protect optional's deduction guide with the feature macro
 903         * include/std/optional: Use the feature macro.
 904
 905 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 906
 907         Update copyright years.
 908 \f
 909 Copyright (C) 2018 Free Software Foundation, Inc.
 910
 911 Copying and distribution of this file, with or without modification,
 912 are permitted in any medium without royalty provided the copyright
 913 notice and this notice are preserved.